diff --git a/server/Pipfile b/server/Pipfile
index 3157ab4..287ef36 100644
--- a/server/Pipfile
+++ b/server/Pipfile
@@ -22,7 +22,7 @@ flask-uploads = "==0.2.1"
 gunicorn = "==19.9.0"
 immutables = "==0.9"
 itsdangerous = "==1.1.0"
-lxml = "==4.3.3"
+lxml = "==4.6.3"
 marshmallow = "==2.19.2"
 mode = "==4.0.0"
 numpy = "==1.16.4"
diff --git a/server/Pipfile.lock b/server/Pipfile.lock
index 63b1f85..17d4f89 100644
--- a/server/Pipfile.lock
+++ b/server/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "a58da4bd4f8e64bfef854cc944cf01aa3f6f7ceb7be751c3aa65cca5e496358d"
+            "sha256": "72e24acc5233405b12031b32a28a3875dcec747133a52741205e2ff6a67ed2af"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -54,9 +54,10 @@
         },
         "alembic": {
             "hashes": [
-                "sha256:035ab00497217628bf5d0be82d664d8713ab13d37b630084da8e1f98facf4dbf"
+                "sha256:8a259f0a4c8b350b03579d77ce9e810b19c65bf0af05f84efb69af13ad50801e",
+                "sha256:e27fd67732c97a1c370c33169ef4578cf96436fa0e7dcfaeeef4a917d0737d56"
             ],
-            "version": "==1.4.2"
+            "version": "==1.5.8"
         },
         "arrow": {
             "hashes": [
@@ -104,10 +105,10 @@
         },
         "attrs": {
             "hashes": [
-                "sha256:08a96c641c3a74e44eb59afb61a24f2cb9f4d7188748e76ba4bb5edfa3cb7d1c",
-                "sha256:f7b7ce16570fe9965acd6d30101a28f62fb4a7f9e926b3bbc9b61f8b04247e72"
+                "sha256:31b2eced602aa8423c2aea9c76a724617ed67cf9513173fd3a4f03e3a929c7e6",
+                "sha256:832aa3cde19744e49938b91fea06d69ecb9e649c93ba974535d08ad92164f700"
             ],
-            "version": "==19.3.0"
+            "version": "==20.3.0"
         },
         "bcrypt": {
             "hashes": [
@@ -142,43 +143,52 @@
         },
         "certifi": {
             "hashes": [
-                "sha256:5ad7e9a056d25ffa5082862e36f119f7f7cec6457fa07ee2f8c339814b80c9b1",
-                "sha256:9cd41137dc19af6a5e03b630eefe7d1f458d964d406342dd3edf625839b944cc"
+                "sha256:1a4995114262bffbc2413b159f2a1a480c969de6e6eb13ee966d470af86af59c",
+                "sha256:719a74fb9e33b9bd44cc7f3a8d94bc35e4049deebe19ba7d8e108280cfd59830"
             ],
-            "version": "==2020.4.5.2"
+            "version": "==2020.12.5"
         },
         "cffi": {
             "hashes": [
-                "sha256:001bf3242a1bb04d985d63e138230802c6c8d4db3668fb545fb5005ddf5bb5ff",
-                "sha256:00789914be39dffba161cfc5be31b55775de5ba2235fe49aa28c148236c4e06b",
-                "sha256:028a579fc9aed3af38f4892bdcc7390508adabc30c6af4a6e4f611b0c680e6ac",
-                "sha256:14491a910663bf9f13ddf2bc8f60562d6bc5315c1f09c704937ef17293fb85b0",
-                "sha256:1cae98a7054b5c9391eb3249b86e0e99ab1e02bb0cc0575da191aedadbdf4384",
-                "sha256:2089ed025da3919d2e75a4d963d008330c96751127dd6f73c8dc0c65041b4c26",
-                "sha256:2d384f4a127a15ba701207f7639d94106693b6cd64173d6c8988e2c25f3ac2b6",
-                "sha256:337d448e5a725bba2d8293c48d9353fc68d0e9e4088d62a9571def317797522b",
-                "sha256:399aed636c7d3749bbed55bc907c3288cb43c65c4389964ad5ff849b6370603e",
-                "sha256:3b911c2dbd4f423b4c4fcca138cadde747abdb20d196c4a48708b8a2d32b16dd",
-                "sha256:3d311bcc4a41408cf5854f06ef2c5cab88f9fded37a3b95936c9879c1640d4c2",
-                "sha256:62ae9af2d069ea2698bf536dcfe1e4eed9090211dbaafeeedf5cb6c41b352f66",
-                "sha256:66e41db66b47d0d8672d8ed2708ba91b2f2524ece3dee48b5dfb36be8c2f21dc",
-                "sha256:675686925a9fb403edba0114db74e741d8181683dcf216be697d208857e04ca8",
-                "sha256:7e63cbcf2429a8dbfe48dcc2322d5f2220b77b2e17b7ba023d6166d84655da55",
-                "sha256:8a6c688fefb4e1cd56feb6c511984a6c4f7ec7d2a1ff31a10254f3c817054ae4",
-                "sha256:8c0ffc886aea5df6a1762d0019e9cb05f825d0eec1f520c51be9d198701daee5",
-                "sha256:95cd16d3dee553f882540c1ffe331d085c9e629499ceadfbda4d4fde635f4b7d",
-                "sha256:99f748a7e71ff382613b4e1acc0ac83bf7ad167fb3802e35e90d9763daba4d78",
-                "sha256:b8c78301cefcf5fd914aad35d3c04c2b21ce8629b5e4f4e45ae6812e461910fa",
-                "sha256:c420917b188a5582a56d8b93bdd8e0f6eca08c84ff623a4c16e809152cd35793",
-                "sha256:c43866529f2f06fe0edc6246eb4faa34f03fe88b64a0a9a942561c8e22f4b71f",
-                "sha256:cab50b8c2250b46fe738c77dbd25ce017d5e6fb35d3407606e7a4180656a5a6a",
-                "sha256:cef128cb4d5e0b3493f058f10ce32365972c554572ff821e175dbc6f8ff6924f",
-                "sha256:cf16e3cf6c0a5fdd9bc10c21687e19d29ad1fe863372b5543deaec1039581a30",
-                "sha256:e56c744aa6ff427a607763346e4170629caf7e48ead6921745986db3692f987f",
-                "sha256:e577934fc5f8779c554639376beeaa5657d54349096ef24abe8c74c5d9c117c3",
-                "sha256:f2b0fa0c01d8a0c7483afd9f31d7ecf2d71760ca24499c8697aeb5ca37dc090c"
-            ],
-            "version": "==1.14.0"
+                "sha256:005a36f41773e148deac64b08f233873a4d0c18b053d37da83f6af4d9087b813",
+                "sha256:0857f0ae312d855239a55c81ef453ee8fd24136eaba8e87a2eceba644c0d4c06",
+                "sha256:1071534bbbf8cbb31b498d5d9db0f274f2f7a865adca4ae429e147ba40f73dea",
+                "sha256:158d0d15119b4b7ff6b926536763dc0714313aa59e320ddf787502c70c4d4bee",
+                "sha256:1f436816fc868b098b0d63b8920de7d208c90a67212546d02f84fe78a9c26396",
+                "sha256:2894f2df484ff56d717bead0a5c2abb6b9d2bf26d6960c4604d5c48bbc30ee73",
+                "sha256:29314480e958fd8aab22e4a58b355b629c59bf5f2ac2492b61e3dc06d8c7a315",
+                "sha256:34eff4b97f3d982fb93e2831e6750127d1355a923ebaeeb565407b3d2f8d41a1",
+                "sha256:35f27e6eb43380fa080dccf676dece30bef72e4a67617ffda586641cd4508d49",
+                "sha256:3d3dd4c9e559eb172ecf00a2a7517e97d1e96de2a5e610bd9b68cea3925b4892",
+                "sha256:43e0b9d9e2c9e5d152946b9c5fe062c151614b262fda2e7b201204de0b99e482",
+                "sha256:48e1c69bbacfc3d932221851b39d49e81567a4d4aac3b21258d9c24578280058",
+                "sha256:51182f8927c5af975fece87b1b369f722c570fe169f9880764b1ee3bca8347b5",
+                "sha256:58e3f59d583d413809d60779492342801d6e82fefb89c86a38e040c16883be53",
+                "sha256:5de7970188bb46b7bf9858eb6890aad302577a5f6f75091fd7cdd3ef13ef3045",
+                "sha256:65fa59693c62cf06e45ddbb822165394a288edce9e276647f0046e1ec26920f3",
+                "sha256:69e395c24fc60aad6bb4fa7e583698ea6cc684648e1ffb7fe85e3c1ca131a7d5",
+                "sha256:6c97d7350133666fbb5cf4abdc1178c812cb205dc6f41d174a7b0f18fb93337e",
+                "sha256:6e4714cc64f474e4d6e37cfff31a814b509a35cb17de4fb1999907575684479c",
+                "sha256:72d8d3ef52c208ee1c7b2e341f7d71c6fd3157138abf1a95166e6165dd5d4369",
+                "sha256:8ae6299f6c68de06f136f1f9e69458eae58f1dacf10af5c17353eae03aa0d827",
+                "sha256:8b198cec6c72df5289c05b05b8b0969819783f9418e0409865dac47288d2a053",
+                "sha256:99cd03ae7988a93dd00bcd9d0b75e1f6c426063d6f03d2f90b89e29b25b82dfa",
+                "sha256:9cf8022fb8d07a97c178b02327b284521c7708d7c71a9c9c355c178ac4bbd3d4",
+                "sha256:9de2e279153a443c656f2defd67769e6d1e4163952b3c622dcea5b08a6405322",
+                "sha256:9e93e79c2551ff263400e1e4be085a1210e12073a31c2011dbbda14bda0c6132",
+                "sha256:9ff227395193126d82e60319a673a037d5de84633f11279e336f9c0f189ecc62",
+                "sha256:a465da611f6fa124963b91bf432d960a555563efe4ed1cc403ba5077b15370aa",
+                "sha256:ad17025d226ee5beec591b52800c11680fca3df50b8b29fe51d882576e039ee0",
+                "sha256:afb29c1ba2e5a3736f1c301d9d0abe3ec8b86957d04ddfa9d7a6a42b9367e396",
+                "sha256:b85eb46a81787c50650f2392b9b4ef23e1f126313b9e0e9013b35c15e4288e2e",
+                "sha256:bb89f306e5da99f4d922728ddcd6f7fcebb3241fc40edebcb7284d7514741991",
+                "sha256:cbde590d4faaa07c72bf979734738f328d239913ba3e043b1e98fe9a39f8b2b6",
+                "sha256:cd2868886d547469123fadc46eac7ea5253ea7fcb139f12e1dfc2bbd406427d1",
+                "sha256:d42b11d692e11b6634f7613ad8df5d6d5f8875f5d48939520d351007b3c13406",
+                "sha256:f2d45f97ab6bb54753eab54fffe75aaf3de4ff2341c9daee1987ee1837636f1d",
+                "sha256:fd78e5fee591709f32ef6edb9a015b4aa1a5022598e36227500c8f4e02328d9c"
+            ],
+            "version": "==1.14.5"
         },
         "chardet": {
             "hashes": [
@@ -196,10 +206,10 @@
         },
         "colorlog": {
             "hashes": [
-                "sha256:30aaef5ab2a1873dec5da38fd6ba568fa761c9fa10b40241027fa3edea47f3d2",
-                "sha256:732c191ebbe9a353ec160d043d02c64ddef9028de8caae4cfa8bd49b6afed53e"
+                "sha256:3dd15cb27e8119a24c1a7b5c93f9f3b455855e0f73993b1c25921b2f646f1dcd",
+                "sha256:59b53160c60902c405cdec28d38356e09d40686659048893e026ecbd589516b1"
             ],
-            "version": "==4.1.0"
+            "version": "==4.8.0"
         },
         "contextvars": {
             "hashes": [
@@ -218,27 +228,20 @@
         },
         "cryptography": {
             "hashes": [
-                "sha256:091d31c42f444c6f519485ed528d8b451d1a0c7bf30e8ca583a0cac44b8a0df6",
-                "sha256:18452582a3c85b96014b45686af264563e3e5d99d226589f057ace56196ec78b",
-                "sha256:1dfa985f62b137909496e7fc182dac687206d8d089dd03eaeb28ae16eec8e7d5",
-                "sha256:1e4014639d3d73fbc5ceff206049c5a9a849cefd106a49fa7aaaa25cc0ce35cf",
-                "sha256:22e91636a51170df0ae4dcbd250d318fd28c9f491c4e50b625a49964b24fe46e",
-                "sha256:3b3eba865ea2754738616f87292b7f29448aec342a7c720956f8083d252bf28b",
-                "sha256:651448cd2e3a6bc2bb76c3663785133c40d5e1a8c1a9c5429e4354201c6024ae",
-                "sha256:726086c17f94747cedbee6efa77e99ae170caebeb1116353c6cf0ab67ea6829b",
-                "sha256:844a76bc04472e5135b909da6aed84360f522ff5dfa47f93e3dd2a0b84a89fa0",
-                "sha256:88c881dd5a147e08d1bdcf2315c04972381d026cdb803325c03fe2b4a8ed858b",
-                "sha256:96c080ae7118c10fcbe6229ab43eb8b090fccd31a09ef55f83f690d1ef619a1d",
-                "sha256:a0c30272fb4ddda5f5ffc1089d7405b7a71b0b0f51993cb4e5dbb4590b2fc229",
-                "sha256:bb1f0281887d89617b4c68e8db9a2c42b9efebf2702a3c5bf70599421a8623e3",
-                "sha256:c447cf087cf2dbddc1add6987bbe2f767ed5317adb2d08af940db517dd704365",
-                "sha256:c4fd17d92e9d55b84707f4fd09992081ba872d1a0c610c109c18e062e06a2e55",
-                "sha256:d0d5aeaedd29be304848f1c5059074a740fa9f6f26b84c5b63e8b29e73dfc270",
-                "sha256:daf54a4b07d67ad437ff239c8a4080cfd1cc7213df57d33c97de7b4738048d5e",
-                "sha256:e993468c859d084d5579e2ebee101de8f5a27ce8e2159959b6673b418fd8c785",
-                "sha256:f118a95c7480f5be0df8afeb9a11bd199aa20afab7a96bcf20409b411a3a85f0"
-            ],
-            "version": "==2.9.2"
+                "sha256:0f1212a66329c80d68aeeb39b8a16d54ef57071bf22ff4e521657b27372e327d",
+                "sha256:1e056c28420c072c5e3cb36e2b23ee55e260cb04eee08f702e0edfec3fb51959",
+                "sha256:240f5c21aef0b73f40bb9f78d2caff73186700bf1bc6b94285699aff98cc16c6",
+                "sha256:26965837447f9c82f1855e0bc8bc4fb910240b6e0d16a664bb722df3b5b06873",
+                "sha256:37340614f8a5d2fb9aeea67fd159bfe4f5f4ed535b1090ce8ec428b2f15a11f2",
+                "sha256:3d10de8116d25649631977cb37da6cbdd2d6fa0e0281d014a5b7d337255ca713",
+                "sha256:3d8427734c781ea5f1b41d6589c293089704d4759e34597dce91014ac125aad1",
+                "sha256:7ec5d3b029f5fa2b179325908b9cd93db28ab7b85bb6c1db56b10e0b54235177",
+                "sha256:8e56e16617872b0957d1c9742a3f94b43533447fd78321514abbe7db216aa250",
+                "sha256:de4e5f7f68220d92b7637fc99847475b59154b7a1b3868fb7385337af54ac9ca",
+                "sha256:eb8cc2afe8b05acbd84a43905832ec78e7b3873fb124ca190f574dca7389a87d",
+                "sha256:ee77aa129f481be46f8d92a1a7db57269a2f23052d5f2433b4621bb457081cc9"
+            ],
+            "version": "==3.4.7"
         },
         "flask": {
             "hashes": [
@@ -353,11 +356,11 @@
         },
         "importlib-metadata": {
             "hashes": [
-                "sha256:0505dd08068cfec00f53a74a0ad927676d7757da81b7436a6eefe4c7cf75c545",
-                "sha256:15ec6c0fd909e893e3a08b3a7c76ecb149122fb14b7efe1199ddd4c7c57ea958"
+                "sha256:c9db46394197244adf2f0b08ec5bc3cf16757e9590b02af1fca085c16c0d600a",
+                "sha256:d2d46ef77ffc85cbf7dac7e81dd663fde71c45326131bea8033b9bad42268ebe"
             ],
             "markers": "python_version < '3.8'",
-            "version": "==1.6.1"
+            "version": "==3.10.0"
         },
         "itsdangerous": {
             "hashes": [
@@ -369,49 +372,59 @@
         },
         "jinja2": {
             "hashes": [
-                "sha256:89aab215427ef59c34ad58735269eb58b1a5808103067f7bb9d5836c651b3bb0",
-                "sha256:f0a4641d3cf955324a89c04f3d94663aa4d638abe8f733ecd3582848e1c37035"
+                "sha256:03e47ad063331dd6a3f04a43eddca8a966a26ba0c5b7207a9a9e4e08f1b29419",
+                "sha256:a6d58433de0ae800347cab1fa3043cebbabe8baa9d29e668f1c768cb87a333c6"
             ],
-            "version": "==2.11.2"
+            "version": "==2.11.3"
         },
         "lxml": {
             "hashes": [
-                "sha256:03984196d00670b2ab14ae0ea83d5cc0cfa4f5a42558afa9ab5fa745995328f5",
-                "sha256:0815b0c9f897468de6a386dc15917a0becf48cc92425613aa8bbfc7f0f82951f",
-                "sha256:175f3825f075cf02d15099eb52658457cf0ff103dcf11512b5d2583e1d40f58b",
-                "sha256:30e14c62d88d1e01a26936ecd1c6e784d4afc9aa002bba4321c5897937112616",
-                "sha256:3210da6f36cf4b835ff1be853962b22cc354d506f493b67a4303c88bbb40d57b",
-                "sha256:40f60819fbd5bad6e191ba1329bfafa09ab7f3f174b3d034d413ef5266963294",
-                "sha256:43b26a865a61549919f8a42e094dfdb62847113cf776d84bd6b60e4e3fc20ea3",
-                "sha256:4a03dd682f8e35a10234904e0b9508d705ff98cf962c5851ed052e9340df3d90",
-                "sha256:62f382cddf3d2e52cf266e161aa522d54fd624b8cc567bc18f573d9d50d40e8e",
-                "sha256:7b98f0325be8450da70aa4a796c4f06852949fe031878b4aa1d6c417a412f314",
-                "sha256:846a0739e595871041385d86d12af4b6999f921359b38affb99cdd6b54219a8f",
-                "sha256:a3080470559938a09a5d0ec558c005282e99ac77bf8211fb7b9a5c66390acd8d",
-                "sha256:ad841b78a476623955da270ab8d207c3c694aa5eba71f4792f65926dc46c6ee8",
-                "sha256:afdd75d9735e44c639ffd6258ce04a2de3b208f148072c02478162d0944d9da3",
-                "sha256:b4fbf9b552faff54742bcd0791ab1da5863363fb19047e68f6592be1ac2dab33",
-                "sha256:b90c4e32d6ec089d3fa3518436bdf5ce4d902a0787dbd9bb09f37afe8b994317",
-                "sha256:b91cfe4438c741aeff662d413fd2808ac901cc6229c838236840d11de4586d63",
-                "sha256:bdb0593a42070b0a5f138b79b872289ee73c8e25b3f0bea6564e795b55b6bcdd",
-                "sha256:c4e4bca2bb68ce22320297dfa1a7bf070a5b20bcbaec4ee023f83d2f6e76496f",
-                "sha256:cec4ab14af9eae8501be3266ff50c3c2aecc017ba1e86c160209bb4f0423df6a",
-                "sha256:e83b4b2bf029f5104bc1227dbb7bf5ace6fd8fabaebffcd4f8106fafc69fc45f",
-                "sha256:e995b3734a46d41ae60b6097f7c51ba9958648c6d1e0935b7e0ee446ee4abe22",
-                "sha256:f679d93dec7f7210575c85379a31322df4c46496f184ef650d3aba1484b38a2d",
-                "sha256:fd213bb5166e46974f113c8228daaef1732abc47cb561ce9c4c8eaed4bd3b09b",
-                "sha256:fdcb57b906dbc1f80666e6290e794ab8fb959a2e17aa5aee1758a85d1da4533f",
-                "sha256:ff424b01d090ffe1947ec7432b07f536912e0300458f9a7f48ea217dd8362b86"
-            ],
-            "index": "pypi",
-            "version": "==4.3.3"
+                "sha256:079f3ae844f38982d156efce585bc540c16a926d4436712cf4baee0cce487a3d",
+                "sha256:0fbcf5565ac01dff87cbfc0ff323515c823081c5777a9fc7703ff58388c258c3",
+                "sha256:122fba10466c7bd4178b07dba427aa516286b846b2cbd6f6169141917283aae2",
+                "sha256:1b7584d421d254ab86d4f0b13ec662a9014397678a7c4265a02a6d7c2b18a75f",
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+            "version": "==1.1.4"
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@@ -420,8 +433,12 @@
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@@ -430,24 +447,39 @@
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-                "sha256:e8313f01ba26fbbe36c7be1966a7b7424942f670f38e666995b88d012765b9be"
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@@ -469,11 +501,11 @@
         },
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-                "sha256:b78134b2063dd214000685165d81c154522c3ee0a1c0d4d113c80361c234c5a2"
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             "markers": "python_version > '2.7'",
-            "version": "==8.4.0"
+            "version": "==8.7.0"
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         "multidict": {
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@@ -535,10 +567,10 @@
         },
         "packaging": {
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-                "sha256:4357f74f47b9c12db93624a82154e9b120fa8293699949152b22065d556079f8",
-                "sha256:998416ba6962ae7fbd6596850b80e17859a5753ba17c32284f67bfff33784181"
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+                "sha256:67714da7f7bc052e064859c05c595155bd1ee9f69f76557e21f051443c20947a"
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-            "version": "==20.4"
+            "version": "==20.9"
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         "pandas": {
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@@ -617,10 +649,10 @@
         },
         "py": {
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-                "sha256:a673fa23d7000440cc885c17dbd34fafcb7d7a6e230b29f6766400de36a33c44",
-                "sha256:f3b3a4c36512a4c4f024041ab51866f11761cc169670204b235f6b20523d4e6b"
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-            "version": "==1.8.2"
+            "version": "==1.10.0"
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@@ -642,6 +674,7 @@
                 "sha256:11335f09060af52c97137d4ac54285bcb7df0cef29014a1a4efe64ac065434c4",
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                 "sha256:30f9b96db44e09b3304f9ea95079b1b7316b2b4f3744fe3aaecccd95d547063d",
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@@ -650,6 +683,7 @@
                 "sha256:7c6092102219f59ff29788860ccb021e80fffd953920c4a8653889c029b2d420",
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                 "sha256:9c4a7ea4fb81536c1b1f5cc44d54a296f96ae78c1ebd2311bd0b60be45a48d96",
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                 "sha256:ea6841bc3a76fa4942ce00f3bda7d436fda21e2d91602b9e21b7ca9ecab8f3ff",
@@ -766,19 +800,19 @@
         },
         "typing-extensions": {
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-                "sha256:f8d2bd89d25bc39dabe7d23df520442fa1d8969b82544370e03d88b5a591c392"
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             ],
-            "markers": "python_version < '3.7'",
-            "version": "==3.7.4.2"
+            "markers": "python_version < '3.8'",
+            "version": "==3.7.4.3"
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         "urllib3": {
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-                "sha256:88206b0eb87e6d677d424843ac5209e3fb9d0190d0ee169599165ec25e9d9115"
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-            "version": "==1.25.9"
+            "version": "==1.25.11"
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         "uvicorn": {
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@@ -805,10 +839,10 @@
         },
         "wcwidth": {
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-                "sha256:8c6b5b6ee1360b842645f336d9e5d68c55817c26d3050f46b235ef2bc650e48f"
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-            "version": "==0.2.4"
+            "version": "==0.2.5"
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         "websockets": {
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@@ -862,32 +896,52 @@
         },
         "yarl": {
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